Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Right Bank | 10.3 | 7.5 | B | Includes: R&I Valve Cover & Spark Plugs. Cylinder Heads On Engine. |
| Left Bank | 8.8 | 6.4 | B | Includes: R&I Valve Cover & Spark Plugs. Cylinder Heads On Engine. |
| Both Banks | 13.1 | 9.3 | B | Includes: R&I Valve Cover & Spark Plugs. Cylinder Heads On Engine. |